Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing

Joyce Maas

Bib: 18973FAge: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Female)
#0 / 12578
Top 30%
Masters (Masters Women)
#0 / 6862
Top 14%
Age Group (F40-44)
#0 / 1737
Top 32%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:37
3.11 mi
Rank: #13670
Start5K
23:37 | 7:37/mi
10K
47:13
6.21 mi
Rank: #13737 (-67)
5K10K
23:36 | 7:36/mi
15K
1:11:18
9.32 mi
Rank: #14097 (-360)
10K15K
24:05 | 7:46/mi
20K
1:35:29
12.43 mi
Rank: #14176 (-79)
15K20K
24:11 | 7:48/mi
HALF
1:40:41
13.11 mi
Rank: #14150 (+26)
20KHALF
5:12 | 7:38/mi
25K
1:59:33
15.53 mi
Rank: #14029 (+121)
HALF25K
18:52 | 7:47/mi
30K
2:24:15
18.64 mi
Rank: #13839 (+190)
25K30K
24:42 | 7:58/mi
20M
2:35:09
20.00 mi
Rank: #13747 (+92)
30K20M
10:54 | 8:02/mi
21M
2:43:42
21.00 mi
Rank: #13700 (+47)
20M21M
8:33 | 8:33/mi
35K
2:49:15
21.75 mi
Rank: #13567 (+133)
21M35K
5:33 | 7:26/mi
23M
2:59:02
23.00 mi
Rank: #13378 (+189)
35K23M
9:47 | 7:50/mi
24M
3:06:52
24.00 mi
Rank: #13315 (+63)
23M24M
7:50 | 7:50/mi
40K
3:13:23
24.85 mi
Rank: #13169 (+146)
24M40K
6:31 | 7:38/mi
25.2M
3:16:09
25.20 mi
Rank: #13092 (+77)
40K25.2M
2:46 | 8:02/mi
FINISH
3:23:33
26.22 mi
Rank: #12926 (+166)
25.2MFINISH
7:24 | 7:16/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:40:41
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:42:52
Pace7:51 /mi
📊Positive Split: 2.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:06:4323:377:3723:37
7:37
-
10K
6.21 mi11:30:1947:137:3623:36
7:36
-0:01
15K
9.32 mi11:54:241:11:187:3924:05
7:46
+0:10
20K
12.43 mi12:18:351:35:297:4124:11
7:48
+0:02
HALF
13.11 mi12:23:471:40:417:415:12
7:38
-0:10
25K
15.53 mi12:42:391:59:337:4218:52
7:47
+0:09
30K
18.64 mi13:07:212:24:157:4524:42
7:58
+0:11
20M
20.00 mi13:18:152:35:097:4610:54
8:02
+0:04
21M
21.00 mi13:26:482:43:427:488:33
8:33
+0:31
35K
21.75 mi13:32:212:49:157:475:33
7:26
-1:07
23M
23.00 mi13:42:082:59:027:489:47
7:50
+0:24
24M
24.00 mi13:49:583:06:527:487:50
7:50
0:00
40K
24.85 mi13:56:293:13:237:476:31
7:38
-0:12
25.2M
25.20 mi13:59:153:16:097:482:46
8:02
+0:24
FINISH
26.22 mi14:06:393:23:337:477:24
7:16
-0:46

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:16 /mi

Average Pace

7:46 /mi

Slowest Pace

8:33 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

3:01:20

89% of race

Time at Steady Pace

22:13

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

Sparklines

Checkpoint Splits with Pace Trends

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:06:4323:377:3723:37
7:37
#13670
10K
6.21 mi11:30:1947:137:3623:36
7:36
#13737
15K
9.32 mi11:54:241:11:187:3924:05
7:46
#14097
20K
12.43 mi12:18:351:35:297:4124:11
7:48
#14176
HALF
13.11 mi12:23:471:40:417:415:12
7:38
#14150
25K
15.53 mi12:42:391:59:337:4218:52
7:47
#14029
30K
18.64 mi13:07:212:24:157:4524:42
7:58
#13839
20M
20.00 mi13:18:152:35:097:4610:54
8:02
#13747
21M
21.00 mi13:26:482:43:427:488:33
8:33
#13700
35K
21.75 mi13:32:212:49:157:475:33
7:26
#13567
23M
23.00 mi13:42:082:59:027:489:47
7:50
#13378
24M
24.00 mi13:49:583:06:527:487:50
7:50
#13315
40K
24.85 mi13:56:293:13:237:476:31
7:38
#13169
25.2M
25.20 mi13:59:153:16:097:482:46
8:02
#13092
FINISH
26.22 mi14:06:393:23:337:477:24
7:16
#12926
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi136703883388314939(Top 51%)4701(Top 37%)4701(Top 271%)
10K6.21 mi3.10 mi13737-673937-543937-5413841(Top 48%)4023(Top 32%)4023(Top 232%)
15K9.32 mi3.11 mi14097-3604184-2474184-24714939(Top 51%)4701(Top 37%)4701(Top 271%)
20K12.43 mi3.11 mi14176-794247-634247-6314383(Top 50%)4428(Top 35%)4428(Top 255%)
HALF13.11 mi0.68 mi14150+264236+114236+1114145(Top 49%)4229(Top 34%)4229(Top 243%)
25K15.53 mi2.42 mi14029+1214178+584178+5813689(Top 47%)4111(Top 33%)4111(Top 237%)
30K18.64 mi3.11 mi13839+1904099+794099+7913127(Top 45%)3905(Top 31%)3905(Top 225%)
20M20.00 mi1.36 mi13747+924082+174082+1713018(Top 45%)3947(Top 31%)3947(Top 227%)
21M21.00 mi1.00 mi13700+474082408213472(Top 46%)4300(Top 34%)4300(Top 248%)
35K21.75 mi0.75 mi13567+1334027+554027+5510298(Top 35%)2654(Top 21%)2654(Top 153%)
23M23.00 mi1.25 mi13378+1893945+823945+8211186(Top 39%)3215(Top 26%)3215(Top 185%)
24M24.00 mi1.00 mi13315+633934+113934+1112585(Top 43%)4024(Top 32%)4024(Top 232%)
40K24.85 mi0.85 mi13169+1463867+673867+679816(Top 34%)2679(Top 21%)2679(Top 154%)
25.2M25.20 mi0.35 mi13092+773832+353832+358637(Top 30%)2211(Top 18%)2211(Top 127%)
FINISH26.22 mi1.02 mi12926+1663781+513781+519632(Top 33%)2678(Top 21%)2678(Top 154%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 51%
×21
+97ft-345ft

Overall

14939

Females

4701

F40-44

4701

5K→10K

3.1 - 6.2 mi

Top 48%
×5
+79ft-138ft

Overall

13841

Females

4023

F40-44

4023

10K→15K

6.2 - 9.3 mi

Top 51%
×3
+67ft-78ft

Overall

14939

Females

4701

F40-44

4701

15K→20K

9.3 - 12.4 mi

Top 50%
×5
+106ft-86ft

Overall

14383

Females

4428

F40-44

4428

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14145

Females

4229

F40-44

4229

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13689

Females

4111

F40-44

4111

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13127

Females

3905

F40-44

3905

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

13018

Females

3947

F40-44

3947

20M→21M

20.0 - 21.0 mi

Top 46%
×8
+106ft-24ft

Overall

13472

Females

4300

F40-44

4300

21M→35K

21.0 - 21.8 mi

Top 35%
×7
+17ft-86ft

Overall

10298

Females

2654

F40-44

2654

35K→23M

21.8 - 23.0 mi

Top 39%
×5
+23ft-63ft

Overall

11186

Females

3215

F40-44

3215

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12585

Females

4024

F40-44

4024

24M→40K

24.0 - 24.9 mi

Top 34%
×1
+6ft-20ft

Overall

9816

Females

2679

F40-44

2679

40K→25.2M

24.9 - 25.2 mi

Top 30%
×1
+13ft-16ft

Overall

8637

Females

2211

F40-44

2211

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9632

Females

2678

F40-44

2678

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2076*
Passed By
976
Net Change
+744
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13670
5K10K200200-67#13670#13737
10K15K109200-360#13737#14097
15K20K141200-79#14097#14176
20KHALF4620+26#14176#14150
HALF25K18968+121#14150#14029
25K30K283*93+190#14029#13839
30K20M14553+92#13839#13747
20M21M10962+47#13747#13700
21M35K1385+133#13700#13567
35K23M205*16+189#13567#13378
23M24M9835+63#13378#13315
24M40K1559+146#13315#13169
40K25.2M792+77#13169#13092
25.2MFINISH17913+166#13092#12926
TOTALS2076*976+744

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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